Math Chapter Wise question with answer

Q01 If a, b are positive real numbers and a + b = 4, then the minimum value of 2 2 1 1 a + + b + a b is.......... English · DSSSB PGT 2021 Q02 If a, b, c are positive real numbers and 2a+3b+6c = 3, then the minimum value of a2 +b2 +c2 is: English · DSSSB PGT 2021 Q03 The value of p for which the sum of the squares of the roots of the equation x2 –(p–2)x–p+1=0 is minimum, will be English · LT 2018 Q04 For what value fo x, the value of expression x2 – 4x + 9 is minimum? English · TGT 1999 Q05 The maximum number of positive real roots of the equation 2x⁷ − x⁴ + 4x³ − 5 = 0 is: English · Bihar (TRE 1.0)-2023 Q06 If x and a are real numbers and a > 0, |x| > a, then: English · EMRS TGT-2023